发明名称 |
Process for production of purified O-(2,6-dichloro-4-methyl-phenyl) O,O-dimethyl phosphorothioate |
摘要 |
A process for producing a purified O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate, the process comprising:
the first step of bringing a crude O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate into contact with an acid; andthe second step of recovering the purified O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate from the mixture obtained in the first step. |
申请公布号 |
US9024054(B2) |
申请公布日期 |
2015.05.05 |
申请号 |
US200913133396 |
申请日期 |
2009.12.18 |
申请人 |
Sumitomo Chemical Company, Limited |
发明人 |
Yamauchi Eiji;Wakita Ryuhei |
分类号 |
C07F9/18 |
主分类号 |
C07F9/18 |
代理机构 |
Panitch Schwarze Belisario & Nadel LLP |
代理人 |
Panitch Schwarze Belisario & Nadel LLP |
主权项 |
1. A process for producing a purified O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate, the process comprising:
a first step of bringing a crude O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate into contact with hydrochloric acid; and a second step of recovering the purified O-(2,6-dichloro-4-methylphenyl)-O,O-dimethyl phosphorothioate from the mixture obtained in the first step. |
地址 |
Tokyo JP |